P APAVEH.] PAPA VEUA CE^. 1 7 



1. PAPA'VER, L. POPPY. 



Annual erect herbs ; juica milky. Leaves lobed or cut. Flowers lonpr- 

 peduncled honeyless, proterandrous. Ovary 1-celled ; style short or 0, 

 stigmas opposite the placentas united into a flat or pyramidal sessile or 

 stalked 4-20-rayed disk ; placentas prominent. Capsule short, opening 

 by very small valves under the lobes of the persistent stigma. Seeds 

 small, pitted. DISTRIB. Europe, N. Africa, N. Asia, one S. African and 

 one Australian ; species 12. ETYM. obscure. 



1. P. hy'bridum, L. ; leaves 2-3-pinnatifid sparingly hispid, fila- 

 ments dilated upwards, capsule globose sessile bristly, stigma convex, 

 rays 4-8. 



Dry fields and waste places from Durham and Carnarvon southd.; rare in 

 Ireland ; Channel Islands ; (a colonist, Wats.}; fl. May-July. Stem 10-18 in., 

 sparingly branched. Leaves with acute or awned lobes. Flower 1-2 in. 

 diam., scarlet with a black disk. Capsule \ in. ; stigmatic rays reaching or 

 exceeding the edge of the disk. DISTRIB. Europe, N. Africa, W. Asia to 

 the Himalaya. 



2. P. Argemo'ne, L. ; leaves 2-pinnatiud, filaments dilated upwards, 

 capsule clavate usually hispid, stigma convex, rays 4-6. 



Waste dry places from Ross, southd. ; rare in Ireland ; Channel Islands ; (a 

 colonist, Wats.} ; fl. May-July. Habit. &c., of P. hyl'ridiim, but weaker, 

 flowers smaller and paler, petals narrower, and capsule very different. 

 The smallest British species. DISTRIB. Europe, N. Africa, W. Asia ; introd. 

 in America. 



3. P. du'bium, L. ; leaves 1-2-pinnatifid, filaments filiform, capsule 

 sessile obovoid glabrous, stigma 6-12-rayed. 



Waste places N. to Shetland ; Ireland; Channel Islands; (a colonist, Wats.}; fl. 



May-July. Habit of suc?eediug species. Hairs of peduncles appressed. 



Pairs of petals unequal. DISTRTB. Europe, N. Asia, N.W. India ; introd. in 



America. 

 P. DU'BIUM proper; sap white, leaf-lobes shorter, capsule narrowing from 



just below the stigma to the base, lobes of stigmatis disk spreading. /-*. 



Lamottei, Bor. Abundant. 

 Sub-sp. P. LECOQ'II, Limotte ; sap yellow on exposure, leaf-lobes longer, 



capsule broadest at ^ below the stigma, lobes of stigmatic disk deflexed. 



England, Scotland, Ireland, rare. 



4. P. Rhce'as, L. ; leaves 1-2-pinnatifidj filaments filiform, capsule 

 subglobose glabrous, stigma convex with overlapping lobes, rays 8-12. 



Cornfields and waste places ; rare N. of the Tay ; Irela id ; Channel Islands ; (a 

 colonist, Wats.} ; fl. June- Aug. Stem branched, hispid. Leaf lobes ascend- 

 ing, with a bristle at the tip. Peduncles with spreading or approved (P. 

 strigo'sum, Boenn.) hairs. Flowers 3-4 in. diam. scarlet; pairs of petals 

 unequal. Capsule stipitate. DISTRIB. Europe, N. Africa, W. Asia to India. 

 A form entirely intermediate between P. dubium and P. Rhceas has been 

 found in Surrey by Mr. G. Nicholson. 



C 



